Ravitch, M. M., & Welch, K. J. (1979). Pediatric surgery: Edited by Mark M. Ravitch (3rd edition.). Year Book Medical Publishers.
Style de citation Chicago (17e éd.)Ravitch, Mark M., et Kenneth J. Welch. Pediatric Surgery: Edited by Mark M. Ravitch. 3rd edition. Chicago ; London: Year Book Medical Publishers, 1979.
Style de citation MLA (8e éd.)Ravitch, Mark M., et Kenneth J. Welch. Pediatric Surgery: Edited by Mark M. Ravitch. 3rd edition. Year Book Medical Publishers, 1979.
Attention : ces citations peuvent ne pas être correctes à 100%.